If a map scale is 1:500 000 and the distance of the map is 12mm what will be the real world distance in kilometers?

Which country is the smallest island of the greater antilles

Where is the vascular system located

Sarah is making a scale drawing of a painting that is 48inches wide by 120 inches high her paper is 12 inches wide and 24 inches tall she decides to use a scale 1 inches equals 4 inches is this a reasonable scale